if they haven't closed it up to this point then there is no point to close it tmrw the point is to RESTORE confidence not close markets and ppl will be wondering why markets have been closed, i think japan is just reacting to our selloff although we may just see the last down day tmrw.

Here is an academic article about the WW I closure published in 2005. Warning: it's 30 pages long.

Here's a snippet:

"Exchange officials maintained that the threat of
European liquidation of US securities justified a suspension in trading as a
circuit-breaker. However, the exchange remained shuttered for more than four
months, from July 31, 1914 to December 12, 1914. Closing the Exchange for
more than four months would be unthinkable today. It was also unthinkable in
1914."

Here is an academic article about the WW I closure published in 2005. Warning: it's 30 pages long.

Here's a snippet:

"Exchange officials maintained that the threat of
European liquidation of US securities justified a suspension in trading as a
circuit-breaker. However, the exchange remained shuttered for more than four
months, from July 31, 1914 to December 12, 1914. Closing the Exchange for
more than four months would be unthinkable today. It was also unthinkable in
1914."